Test the claim about the difference between two population means μ1 and μ2 at the level of significance α. Assume the samples are random and​ independent, and the populations are normally distributed.   ​Claim: μ1=μ2​; α=0.01. Assume σ21=σ22 Sample​ statistics: x1=35.2​, s1=3.5​, n1=13 and   x2=36.5​, s2=2.2​, n2=16 Find the standardized test statistic t.

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Test the claim about the difference between two population means
μ1
and
μ2
at the level of significance
α.
Assume the samples are random and​ independent, and the populations are normally distributed.
 
​Claim:
μ1=μ2​;
α=0.01.
Assume
σ21=σ22
Sample​ statistics:
x1=35.2​,
s1=3.5​,
n1=13
and
 
x2=36.5​,
s2=2.2​,
n2=16

Find the standardized test statistic t.

 

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